Features: Compatible With: ONLY fit for Casio G-SHOCK/GBD-H1000 Smart Fitness Wristband. Please NOTE: Not fit for Casio G-SHOCK/GBD-H1000 or other Smart Fitness Wristband. Voltage Regulator (PTC) Inside: Prevent for Casio G-SHOCK/GBD-H1000 from being damaged by overcurrent when connected to USB power source on PC, Mac, laptop or notebook. NOTE: Please plug into the USB port onto PC, Laptop, Mac or Notebook. If you connect it to the adapter, the current must not exceed 1A.) Charge time: 1 to 2 hours, support battery life and charge cycles vary with use, settings, and other factors; actual results will vary. Package Include: 1 Pack for Casio G-SHOCK/GBD-H1000 replacement charging cable. Compatible with Casio G-SHOCK/GBD-H1000 Charger USB Charger 3.3ft & 30cm Replacement USB Charger Charging Cable/Charging Base Data Sync for Casio G-SHOCK/GBD-H1000 Heart Rate Fitness Tracker Please use the USB charger correctly Suitable for Casio G-SHOCK/GBD-H1000 (not for Casio or other) DO NOT plug the charging cable into a wall Do not Charger with a current higher than 1A directly, as there is a risk of burning the bracelet.